make efforts to do sth.为什么effort要加s?

make efforts to do sth.为什么effort要加s? make efforts to do sth.为什么effort要加s,它是可数名词吗? Make great efforts to only be capable to do success make efforts to怎么用 make efforts/an effort to do和in a common effort的中文 effort的用法?是什么时候单数 什么时候复数?make great efforts to do 还是effrot? make persistant efforts to reach the make effort to/ make efforts to 哪个对? make effort to/ make efforts to 哪个对? if 从句,It was impossible for anyone to achieve success if he do not make efforts to practise.It is impossible for anyone to achieve success if he do not make efforts to practise.哪一个正确?顺便讲解一下! 请选出答案并解释一下下题中make an attempt to do 和make an efforts to do的区别..He made an____to solve the problem,but failed again.A.attempt B.efforts C.development D.experience 英语翻译全句为：Most parents make well-meant efforts to set high goals to motivate and stimulate their children's learning and good behavior.请帮忙翻译全句,并重点讲解make well-meant efforts to , spare no efforts in dong 与to do区别spare no effort to do与spare no efforts to do 多了个s有区别吗spare no efforts to do与spare no efforts in dong 有什么区别 to make great efforts to build a strong make great efforts等于啥?一个单词,s开头的! We will make efforts.To achieve the best. struggle to the end 和 make arduous efforts 的意思! make efforts to look as good as possible翻译